Đọc đoạn văn và trả lời các câu hỏi : Thu 's school is in the city . It 's on Tran Phu street . It's a big school . It has three floors and twenty classrooms . Thu is in grade six . Her classrooms is on  the second floor . Thu goes to school in the morning . She has classes from seven to half past eleven .         1 : Is Thu 's school small or big ? ............................................................................................................................         2 : How many classrooms are there in her school ? ..................................................................................................         3 : Where is her classroom ? .................................................................................................................................         4 : What time do her classes start ? .......................................................................................................................                  giúp mk nha ai nhanh mk tk